---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1118 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 471 5294 0 2210 7224 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:4a:15:0d brd ff:ff:ff:ff:ff:ff inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe4a:150d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1118) 04/22/26 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 177.33 95.90 81.43 5228.87 40964.71 07:07:01 83.27 30.19 53.07 1697.58 9038.63 07:08:01 47.33 10.66 36.66 635.63 8406.60 07:09:01 24.86 1.13 23.73 54.66 5969.27 Average: 82.81 34.22 48.59 1890.42 15991.81 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6028204 7418448 2139208 26.19 36428 1534776 712492 7.73 580800 1397472 69540 07:07:01 5704092 7401912 2463320 30.16 56852 1805356 764444 8.29 618812 1650132 121212 07:08:01 5463008 7433100 2704404 33.11 65100 2062204 651516 7.07 714984 1780924 159248 07:09:01 5404292 7380188 2763120 33.83 67100 2065032 704220 7.64 776132 1776656 10072 Average: 5649899 7408412 2517513 30.82 56370 1866842 708168 7.68 672682 1651296 90018 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 367.16 209.06 1278.81 65.37 0.00 0.00 0.00 0.00 07:06:01 lo 2.03 2.03 0.18 0.18 0.00 0.00 0.00 0.00 07:07:01 ens3 60.91 45.16 708.86 12.65 0.00 0.00 0.00 0.00 07:07:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 172.89 155.91 1860.95 24.16 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 07:09:01 ens3 57.66 66.01 30.55 668.64 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 163.82 118.66 968.51 193.23 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1118) 04/22/26 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.51 0.00 2.93 6.08 2.59 66.89 07:06:01 0 19.41 0.00 2.60 4.60 2.40 70.98 07:06:01 1 32.19 0.00 5.25 8.25 2.68 51.62 07:06:01 2 26.66 0.00 1.96 4.93 3.28 63.17 07:06:01 3 7.77 0.00 1.91 6.55 2.01 81.75 07:07:01 all 21.81 0.00 1.45 2.53 2.35 71.86 07:07:01 0 8.85 0.00 0.68 1.16 1.18 88.13 07:07:01 1 26.80 0.00 1.54 1.27 3.19 67.20 07:07:01 2 36.28 0.00 2.44 1.30 3.26 56.72 07:07:01 3 15.17 0.00 1.08 6.41 1.76 75.58 07:08:01 all 37.83 0.00 1.81 0.91 5.21 54.24 07:08:01 0 37.39 0.00 1.76 0.26 4.78 55.80 07:08:01 1 54.86 0.00 2.42 0.41 5.91 36.40 07:08:01 2 28.74 0.00 1.64 0.59 5.26 63.77 07:08:01 3 30.34 0.00 1.45 2.37 4.86 60.98 07:09:01 all 20.35 0.00 1.02 0.83 1.48 76.32 07:09:01 0 1.36 0.00 0.56 1.26 0.99 95.82 07:09:01 1 27.09 0.00 1.46 0.12 1.43 69.91 07:09:01 2 41.01 0.00 1.10 0.32 2.46 55.12 07:09:01 3 11.99 0.00 0.95 1.64 1.05 84.38 Average: all 25.41 0.00 1.80 2.57 2.91 67.31 Average: 0 16.77 0.00 1.40 1.81 2.34 77.68 Average: 1 35.27 0.00 2.66 2.48 3.31 56.28 Average: 2 33.18 0.00 1.78 1.77 3.57 59.69 Average: 3 16.38 0.00 1.35 4.23 2.43 75.62